5.8RC1: vtkRemotingCore ImportError: DLL load failed: The specified module could not be found.
On conda-forge/windows, the import of vtkRemotingCore.pyd fails for python <3.8 (succeeds for 3.8):
2020-01-25T02:32:41.5684663Z import: 'paraview'
2020-01-25T02:32:41.5808387Z Traceback (most recent call last):
2020-01-25T02:32:41.5809029Z File "D:\bld\paraview_1579898634757\_test_env\lib\site-packages\paraview\__init__.py", line 175, in <module>
2020-01-25T02:32:41.5810874Z from .modules import vtkRemotingCore
2020-01-25T02:32:41.5811297Z ImportError: DLL load failed: The specified module could not be found.
2020-01-25T02:32:41.5811730Z
2020-01-25T02:32:41.5812035Z During handling of the above exception, another exception occurred:
2020-01-25T02:32:41.5812310Z
2020-01-25T02:32:41.5812542Z Traceback (most recent call last):
2020-01-25T02:32:41.5813552Z File "D:\bld\paraview_1579898634757\test_tmp\run_test.py", line 2, in <module>
2020-01-25T02:32:41.5814070Z import paraview
2020-01-25T02:32:41.5814370Z File "D:\bld\paraview_1579898634757\_test_env\lib\site-packages\paraview\__init__.py", line 177, in <module>
2020-01-25T02:32:41.5816635Z import _paraview_modules_static
2020-01-25T02:32:41.5817126Z ModuleNotFoundError: No module named '_paraview_modules_static'
hypotetically some change in vtk for the specific version 3.8 broke things for <3.8, maybe this: vtk/vtk#17754 (closed) vtk/vtk!6336 (merged)
Also I must tell we use cmake to install paraview:
cmake -LAH -G"NMake Makefiles" ^
-DCMAKE_BUILD_TYPE=Release ^
-DCMAKE_PREFIX_PATH="%LIBRARY_PREFIX%" ^
-DCMAKE_INSTALL_LIBDIR="Library/lib" ^
-DCMAKE_INSTALL_BINDIR="Library/bin" ^
-DCMAKE_INSTALL_INCLUDEDIR="Library/include" ^
-DCMAKE_INSTALL_DATAROOTDIR="Library/share" ^
-DCMAKE_INSTALL_PREFIX="%PREFIX%" ^
-DPARAVIEW_INSTALL_DEVELOPMENT_FILES=ON ^
-DPARAVIEW_ENABLE_PYTHON=ON ^
-DPARAVIEW_PYTHON_VERSION=3 ^
-DPython3_FIND_STRATEGY=LOCATION ^
-DPython3_ROOT_DIR="%LIBRARY_PREFIX%" ^
-DPython3_EXECUTABLE="%PYTHON%" ^
-DPARAVIEW_PYTHON_SITE_PACKAGES_SUFFIX="Lib/site-packages" ^
-DPARAVIEW_USE_EXTERNAL=ON ^
-DVTK_MODULE_USE_EXTERNAL_VTK_gl2ps=OFF ^
-DVTK_MODULE_USE_EXTERNAL_VTK_libharu=OFF ^
-DLZMA_LIBRARY="%LIBRARY_PREFIX%/lib/liblzma.lib" ^
-DVTK_MODULE_USE_EXTERNAL_VTK_netcdf=OFF ^
-DVTK_MODULE_USE_EXTERNAL_VTK_utf8=OFF ^
-DVTK_MODULE_USE_EXTERNAL_ParaView_protobuf=OFF ^
-DPARAVIEW_ENABLE_WEB=ON ^
-DPARAVIEW_ENABLE_VISITBRIDGE=ON ^
-DPARAVIEW_USE_VTKM=OFF ^
-DPARAVIEW_ENABLE_XDMF2=OFF
Edited by Julien Schueller